Question

What is the solution of the following system?

x - y =11
-x + y = -11

Answer 1

what happen when you subtract both equation

x -y = 11
-x +y = -11
-----------
?

Answer 2

0?

Answer 3

Does this result mean there is no solution?

Answer 4

When you graph it out, they are the same line. Because of this, there is no intersection of the lines which results in no solution

Answer 5

in the other hand it have many solutions

Answer 6

Infinitely many solutions.

Answer 7

thanks guys ! i forgot that and my precalc teacher just reminded us this week haha

Answer 8

Thank you everyone for your help!

Answer 9

:)